Home / 38,150.34-57,214.59-13,183.86

Finding the Fourth Proportional to 38,150.34, 57,214.59 and 13,183.86

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Solution

The fourth proportional to 38,150.34, 57,214.59 and 13,183.86 is: 19,772.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,150.34 : 57,214.59 = 13,183.86 : x
  2. Step 2: Convert to fraction form
    38,150.34/57,214.59 = 13,183.86/x
  3. Step 3: Cross multiply
    38,150.34x = 57,214.59 × 13,183.86
  4. Step 4: Simplify right side
    38,150.34x = 754,309,144.52
  5. Step 5: Solve for x
    x = 754,309,144.52/38,150.34
  6. Step 6: Final answer
    x = 19,772.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.